410feb75de
- Spectre v4 mitigation (Speculative Store Bypass Disable) support for arm64 using SMC firmware call to set a hardware chicken bit - ACPI PPTT (Processor Properties Topology Table) parsing support and enable the feature for arm64 - Report signal frame size to user via auxv (AT_MINSIGSTKSZ). The primary motivation is Scalable Vector Extensions which requires more space on the signal frame than the currently defined MINSIGSTKSZ - ARM perf patches: allow building arm-cci as module, demote dev_warn() to dev_dbg() in arm-ccn event_init(), miscellaneous cleanups - cmpwait() WFE optimisation to avoid some spurious wakeups - L1_CACHE_BYTES reverted back to 64 (for performance reasons that have to do with some network allocations) while keeping ARCH_DMA_MINALIGN to 128. cache_line_size() returns the actual hardware Cache Writeback Granule - Turn LSE atomics on by default in Kconfig - Kernel fault reporting tidying - Some #include and miscellaneous cleanups -----BEGIN PGP SIGNATURE----- iQIzBAABCAAdFiEE5RElWfyWxS+3PLO2a9axLQDIXvEFAlsaoqsACgkQa9axLQDI XvH+8RAAqRCrEtkNPS7zxHyMK/D2cxSy9EVtlJ1sxhmsONEe5t5MDTWX9byobQ5A PAKMSQBQgUvecqHLOtD7SJWef1il30zgWmc/yPcgNv3OsA1Au7j2g3ht/Drw+N5I Vy0aOUEtw+Jzs7y/CJyl6lufSkkOzszOujt2Nybiz6omztOrwkW9isKnURzQBNj5 gquZI35h604YJ9F0TqS6ZqU7tNcuB9q02FxvVBpLmb83jP4jSEjYACUJwVVxvEAB UXjdD4N130rRXDS5OMRWo5+4SAj+kPYhdVYEvaDx7xTOIRHhXK05GlJbsUAc5E6l xy810fH5Dm0diYpVvYWTA5J+BU1jNOvCys5zKWl7gs2P8YB59PdqY4M2YBPNGb5H PaVgq73TZAsww6ZInbZlK+wZOIxZZIOf//Z+QKn6EPtu3RmzIFWwyttTj01w1E3i LhjcUoGnvxJFcMoCr59ihDwfP9nkCVrNc4REOGaWDk6L/t/bOfaZfDz+OCGbwQdL akCFKZI6q5O/no+YfhtdtNFpCQb/Bo1J88KuotICRXq8z4vO41zIG53bi97W8QeG rCBiX0NxUxYJ3ybus7kZHTmMGieMyEHP28n12QffwvJj4vJBsUXQBrV8hclx0djZ HMt7iPi/0BW6nVV7ngIgN3cdCpaDCEGRsfO4Ch0rFZrC9UbYQnE= =uums -----END PGP SIGNATURE----- Merge tag 'arm64-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux Pull arm64 updates from Catalin Marinas: "Apart from the core arm64 and perf changes, the Spectre v4 mitigation touches the arm KVM code and the ACPI PPTT support touches drivers/ (acpi and cacheinfo). I should have the maintainers' acks in place. Summary: - Spectre v4 mitigation (Speculative Store Bypass Disable) support for arm64 using SMC firmware call to set a hardware chicken bit - ACPI PPTT (Processor Properties Topology Table) parsing support and enable the feature for arm64 - Report signal frame size to user via auxv (AT_MINSIGSTKSZ). The primary motivation is Scalable Vector Extensions which requires more space on the signal frame than the currently defined MINSIGSTKSZ - ARM perf patches: allow building arm-cci as module, demote dev_warn() to dev_dbg() in arm-ccn event_init(), miscellaneous cleanups - cmpwait() WFE optimisation to avoid some spurious wakeups - L1_CACHE_BYTES reverted back to 64 (for performance reasons that have to do with some network allocations) while keeping ARCH_DMA_MINALIGN to 128. cache_line_size() returns the actual hardware Cache Writeback Granule - Turn LSE atomics on by default in Kconfig - Kernel fault reporting tidying - Some #include and miscellaneous cleanups" * tag 'arm64-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux: (53 commits) arm64: Fix syscall restarting around signal suppressed by tracer arm64: topology: Avoid checking numa mask for scheduler MC selection ACPI / PPTT: fix build when CONFIG_ACPI_PPTT is not enabled arm64: cpu_errata: include required headers arm64: KVM: Move VCPU_WORKAROUND_2_FLAG macros to the top of the file arm64: signal: Report signal frame size to userspace via auxv arm64/sve: Thin out initialisation sanity-checks for sve_max_vl arm64: KVM: Add ARCH_WORKAROUND_2 discovery through ARCH_FEATURES_FUNC_ID arm64: KVM: Handle guest's ARCH_WORKAROUND_2 requests arm64: KVM: Add ARCH_WORKAROUND_2 support for guests arm64: KVM: Add HYP per-cpu accessors arm64: ssbd: Add prctl interface for per-thread mitigation arm64: ssbd: Introduce thread flag to control userspace mitigation arm64: ssbd: Restore mitigation status on CPU resume arm64: ssbd: Skip apply_ssbd if not using dynamic mitigation arm64: ssbd: Add global mitigation state accessor arm64: Add 'ssbd' command-line option arm64: Add ARCH_WORKAROUND_2 probing arm64: Add per-cpu infrastructure to call ARCH_WORKAROUND_2 arm64: Call ARCH_WORKAROUND_2 on transitions between EL0 and EL1 ... |
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.. | ||
.gitignore | ||
arch_timer.c | ||
armksyms.c | ||
asm-offsets.c | ||
atags_compat.c | ||
atags_parse.c | ||
atags_proc.c | ||
atags.h | ||
bios32.c | ||
bugs.c | ||
cpuidle.c | ||
crash_dump.c | ||
debug.S | ||
devtree.c | ||
dma-isa.c | ||
dma.c | ||
early_printk.c | ||
efi.c | ||
elf.c | ||
entry-armv.S | ||
entry-common.S | ||
entry-ftrace.S | ||
entry-header.S | ||
entry-v7m.S | ||
fiq.c | ||
fiqasm.S | ||
ftrace.c | ||
head-common.S | ||
head-inflate-data.c | ||
head-nommu.S | ||
head.S | ||
hibernate.c | ||
hw_breakpoint.c | ||
hyp-stub.S | ||
insn.c | ||
io.c | ||
irq.c | ||
isa.c | ||
iwmmxt.S | ||
jump_label.c | ||
kgdb.c | ||
machine_kexec.c | ||
Makefile | ||
module-plts.c | ||
module.c | ||
module.lds | ||
opcodes.c | ||
paravirt.c | ||
patch.c | ||
perf_callchain.c | ||
perf_event_v6.c | ||
perf_event_v7.c | ||
perf_event_xscale.c | ||
perf_regs.c | ||
pj4-cp0.c | ||
process.c | ||
psci_smp.c | ||
ptrace.c | ||
reboot.c | ||
reboot.h | ||
relocate_kernel.S | ||
return_address.c | ||
setup.c | ||
signal.c | ||
signal.h | ||
sigreturn_codes.S | ||
sleep.S | ||
smccc-call.S | ||
smp_scu.c | ||
smp_tlb.c | ||
smp_twd.c | ||
smp.c | ||
stacktrace.c | ||
suspend.c | ||
swp_emulate.c | ||
sys_arm.c | ||
sys_oabi-compat.c | ||
tcm.c | ||
thumbee.c | ||
time.c | ||
topology.c | ||
traps.c | ||
unwind.c | ||
v7m.c | ||
vdso.c | ||
vmlinux-xip.lds.S | ||
vmlinux.lds.h | ||
vmlinux.lds.S | ||
xscale-cp0.c |